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6846983 |
A millivoltage generator is provided in which a rod formed of a first metal extends in spaced relationship within a tubular sheath of a second metal, the rod being welded to the sheath at one end to form a conductive junction and held in...
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6737331 |
A nanoscale force sensing device includes a probe having a tip with multiple isolated channels which can receive different materials. The device may be either straight or cantilevered and may be mounted to permit detection of surface for...
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6717225 |
A Seebeck effect thermal sensor is formed in an integrated fashion with a power-dissipating device such as a power MOSFET. The integrated device generates a temperature difference between a relatively cold peripheral area and a relativel...
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6634788 |
The invention provides a temperature sensor on the basis of a thermocouple constituted by two different metals. The first metal is provided in the form of an electrically insulated wire, having a blank uninsulated portion. The second met...
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6487515 |
A method and apparatus for measuring and characterizing microscopic thermoelectric material samples using scanning microscopes. The method relies on concurrent thermal and electrical measurements using scanning thermal probes, and extend...
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6323413 |
A novel microtubing and a method of manufacture is provided. The resulting microtubing has at least two thermoelements separated by a resin layer except in defined areas where the insulating resin layer is selectively removed. The result...
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6310280 |
A semiconductor component comprising a layer of semiconductor material that is doped region-by-region in alternating fashion for positive and negative electrical conductivities. This layer is arranged perpendicular to layer surfaces betw...
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5986261 |
A tapered, nonconductive structure (10) having a hollow core (18) and a conical tip (14) includes a metal wire (16) within the core (18). The wire (16) is sealed within, and is exposed at the end (22) of, the tip (14). An electrically co...
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5969238 |
A microprobe for thermoelectric microscopic measurements comprises a probe body (11), which consists of a doped or intrinsically conductive semiconductor material and has at least one thermoelectric contact surface (19). The probe body (...
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5959241 |
A small bimetallic thermocouple probe device for use in scanning atomic force microscopy is mass produced by etching and oxidatively sharpening silicon points on a standard silicon wafer. The sharpened points are oxidized and the first t...
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5956569 |
The present invention provides a structure and a method of fabricating a thermoelectric Cooler directly on the backside of a semiconductor substrate. The thermoelectric (TE) cooler (thermoelectric cooler) disperses heat from an integrate...
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5929438 |
The present invention relates to a cantilever for separately observing a temperature profile of a surface of a sample and the topography thereof. The cantilever of the present invention comprises a support, a flexible plate one end of wh...
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5838005 |
Nanometer holes can be reliably and repeatedly defined in the tips of cantilevered probes and used in various types of scanning multiprobe microscopy by defining the hole within a layer disposed on the tip using focused electron or ion b...
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5824947 |
A thermoelectric device fabricated of at least two dissimilar thermoelements and at least one of the thermoelements has a conductor in parallel therewith increasing the Figure of Merit. The thermoelements are also surrounded by a conduct...
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5747418 |
An apparatus and method for producing electricity from heat. The present invention is a thermoelectric generator that uses materials with substantially no electrical resistance, often called superconductors, to efficiently convert heat i...
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5734122 |
Apparatus is disclosed in which a pair of elongated solid cylindrical metal conductors mounted with their central axes mutually parallel are connected at their ends to form a closed electrical circuit path, there being heat sinks at spac...
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5712886 |
The detection device includes at least one thermocouple (10) arranged aligned with the bottom head of the vessel of the nuclear reactor, having a first branch (9) made of a first metallic material and at least one second branch (11) made...
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5665176 |
An n-type thermoelectric material composed mainly of an iron-silicite compound represented by a chemical formula of FeSi 2 +z in which -0.1<z<0.1. The thermoelectric material further comprising Co as an n-type dopant and Ge as an a...
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5581083 |
Nanometer holes can be reliably and repeatedly defined in the tips of cantilevered probes and used in various types of scanning microscopy by voltaicly defining the hole within a conductive layer disposed on the tip. The field strengths ...
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5167723 |
A method of forming printed circuits on an insulating film comprising the steps of forming a panel plating layer, plating the circuits onto the panel plating layer, applying a film to the plated panel plating layer and chemically removin...
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5046858 |
A multi-channel remote-temperature-sensing system has a reference temperature assembly for the reference junctions of a plurality of temperature sensors for determining temperatures at remote points. The assembly comprises an array of co...
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4861169 |
A temperature sensor using a thermocouple, optimum for measurement of temperature of an object heated to a high temperature such as the tip of a soldering iron. Comprising a thermocouple formed by mutually bonding dissimilar metal materi...
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4749415 |
A thermocouple element (10) for use in high-pressure, high temperature fluid applications having a cylindrical body portion (12) formed from a first metal and a cap (14) formed from a dissimilar metal. The cap is fused to the body such t...
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4747698 |
Apparatus is provided for investigating surface structures irrespective of the materials involved. A fine scanning tip is heated to a steady state temperature at a location remote from the structure to be investigated. Thereupon, the sca...
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4732620 |
The invention is an improved theroelement which comprises a graphite/boron carbide thermocouple, the arms of which are constructed as a tube and a rod, arranged concentrically inside the tube, which are electrically connected at one end....
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4732619 |
A renewable, elongated thermocouple probe having a first elongated thermocouple element and a second elongated thermocouple element surrounding the first element. Electrical insulation material is positioned between opposed surfaces of t...
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4731127 |
A thermocouple device for detecting a flame. The device includes an outer thermocouple element having an excellent corrosion resistance and a large thermoelectromotive force, an inner thermocouple element, which is inserted into the oute...
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4682898 |
A measuring system has a pair of sensors with the response time of one sensor lagging the response time of the other. The output of each sensor is sampled periodically and the outputs for two successive samples are compared to calculate ...
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4652849 |
A gas sensor has a 100-400 μm thick gas-sensitive layer containing 5-30 mole % of a platinum group metal or an alloy thereof.
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4101342 |
A thermoelectric element having two annular components of dissimilar thermoelectric materials and a working junction therebetween and providing radial current flow.
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4021268 |
The thermocouple has a sheath attached to an outer thermocouple element of a pair of coaxial thermocouple elements between hot and cold junctions of the thermocouple elements with the sheath extending away from the hot junction.
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3980504 |
A length of metallic wire is positioned inside a length of metallic tube in approximate axial alignment with the tube. A short sleeve is placed around the end of the wire. The sleeve is a different metal from the tube. The difference bet...
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3973997 |
An improved hot junction construction for thermocouples is provided by means of a tight fitting internal tube positioned over the outer end of the thermocouple wire prior to its fusion with the tip tube. The internal tube is formed of an...
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3929511 |
A thermocouple assembly in which the inner end of the tip is provided with a straight knurl which is forced into the bore of the base fitting so that the teeth of the knurl become embedded in the wall of the base fitting, the end of the ...
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3819420 |
A thermocouple having a cut Taylor which constitutes one leg of the thermocouple. The Taylor wire is coaxially sealed in a glass capillary tube. A metal tube at least partly coaxially encloses the glass capillary tube and constitutes the...
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3776780 |
A non-magnetic metal wire is wound around a dissimilar magnetic metal core member in magnetic inductive relation and the dissimilar metals are connected at spaced junctions. A difference in temperatures between the junctions results in t...
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3654427 |
An electrically heated soldering iron includes an electrical heating coil surrounding a heating element core. A metal soldering iron tip has screw threads formed on its rear end portion for releasably attaching the tip to the heating ele...
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3619299 |
A thermocouple wherein the tubular outer conductor of the head is connected with the ground by way of a drawn tube a portion of which is expanded radially to snugly receive a portion of the outer conductor. The tube is provided with an e...
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3542604 |
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3535165 |
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3532558 |
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3524340 |
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3516871 |
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3466200 |
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3449174 |
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3444740 |
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3407097 |
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3402079 |
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3362853 |
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3362064 |
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